Re: [Xen-devel] [PATCH 6/10] Allow vcpu to pause self

[Keir Fraser <keir@xxxxxxxxxxxxx>]

On 12/7/07 09:23, "Tian, Kevin" <kevin.tian@xxxxxxxxx> wrote:

> Yes, schedule_tail has to be overridden with a special stub to continue
> with previous suspend flow. Maybe we can make it generic, for example,
> to create a new vcpu_migrate_and_continue, which basically:
> - save continue point to vcpu structure
> - override schedule_tail with a helper function
> - switch out
> Then that helper function jumps to continue point on new processor. At
> finish, reset stack and recover schedule_tail.
> 
> Is it sounds like the way?

I don't mind whether you opn code this in acpi/power.c, or add a new
interface function. Whichever works out best.

 -- Keir


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